"""
图像/视频生成提供商示例实现
"""
import time
from typing import Dict, Any
from .base import ProviderBase
from loguru import logger


class ImageGenProvider(ProviderBase):
    """图像生成提供商示例"""
    
    def __init__(self, config: Dict[str, Any]):
        """
        初始化图像生成提供商
        
        Args:
            config: 配置字典，需包含 apiKey, endpoint
        """
        super().__init__(config)
        self.api_key = config.get("apiKey")
        self.endpoint = config.get("endpoint")
        
        if not self.api_key or not self.endpoint:
            raise ValueError("ImageGen配置缺少apiKey或endpoint")
    
    def name(self) -> str:
        return "imagegen"
    
    def submit(self, payload: Dict[str, Any]) -> str:
        """
        提交图像生成任务
        
        Args:
            payload: 包含 prompt, width, height, seed 等
            
        Returns:
            外部任务ID
        """
        import requests
        
        headers = {
            "Authorization": f"Bearer {self.api_key}",
            "Content-Type": "application/json"
        }
        
        job_id = f"img_{int(time.time() * 1000)}"
        
        try:
            logger.info(f"[ImageGen] 提交任务: {payload.get('prompt', '')[:50]}...")
            # 实际实现中应该调用真实的API
            # response = requests.post(self.endpoint, headers=headers, json=payload, timeout=30)
            # response.raise_for_status()
            # result = response.json()
            # job_id = result.get("job_id", job_id)
            
            # 模拟实现：存储任务信息
            payload["_job_id"] = job_id
            payload["_status"] = "pending"
            
            logger.info(f"[ImageGen] 任务已提交，ID: {job_id}")
            return job_id
        except Exception as e:
            logger.error(f"[ImageGen] 提交失败: {e}")
            raise
    
    def poll(self, external_job_id: str) -> Dict[str, Any]:
        """
        轮询任务状态
        
        Args:
            external_job_id: 外部任务ID
            
        Returns:
            状态字典
        """
        import requests
        
        # 实际实现中应该调用真实的API查询状态
        # 这里返回模拟状态
        logger.debug(f"[ImageGen] 轮询任务: {external_job_id}")
        
        return {
            "status": "succeeded",
            "result_url": f"https://example.com/images/{external_job_id}.png",
            "error": None
        }

